CN202597107U - Compressor casing and scroll compressor provided with compressor casing - Google Patents
Compressor casing and scroll compressor provided with compressor casing Download PDFInfo
- Publication number
- CN202597107U CN202597107U CN 201220188605 CN201220188605U CN202597107U CN 202597107 U CN202597107 U CN 202597107U CN 201220188605 CN201220188605 CN 201220188605 CN 201220188605 U CN201220188605 U CN 201220188605U CN 202597107 U CN202597107 U CN 202597107U
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- China
- Prior art keywords
- compressor
- casing
- hole
- stiffening rib
- supporting portion
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Abstract
The utility model provides a compressor casing and a scroll compressor provided with the compressor casing, wherein a closed holding space is arranged in the compressor casing, a through hole which is corresponding to a counter bore is arranged on the side surface of the compressor casing, the counter bore is arranged on an upper support portion of a compressor, and a reinforcing rib which can be bent is arranged on the top portion of the through hole. The reinforcing rib is pressed into the counter bore under the action of external force during the assembling process of the compressor, thereby playing the role of positioning, enabling the compressor to be more accurately assembled and saving an existing position jig, and saving cost. A fixed connection structure between the compressor casing and the upper support portion is formed by welding after the through hole and the counter bore are aligned, has strong anti-vibration function, and can not fracture because the compressor operates for long time.
Description
Technical field
The utility model belongs to compressor field, is specifically related to a kind of casing of scroll compressor.
Background technique
Scroll compressor is to reduce and a kind of compressor that pressure is raise by gas volume, is the fluid machinery that a kind of variation by means of volume realizes gas compression.Scroll compressor novel structure, precision have that volume is little, noise is low, in light weight, advantages such as vibration is little, energy consumption is little, the life-span is long, gas transmission is steady continuously, reliable, source of the gas cleaning.
Fig. 1 is the structural representation of existing scroll compressor; It comprises casing 100, fixed scroll 200 and the moving scroll 300 that matches with it, and fixed scroll is fixed; Moving scroll can be around the fixed scroll translation of revolving round the sun; Be respectively arranged with the wrap structure that cooperatively interacts on fixed scroll and the moving scroll, intermeshing wrap structure forms variable volume seal compression chamber, realizes sucking the compression of gas in the compressor.As shown in the figure, existing compressor also comprises bent axle 600 and motor 700, and said bent axle is connected with moving scroll, and under the driving of motor, bent axle drives moving scroll motion, thereby accomplishes the process of compressor air suction, compression, exhaust.Also comprise supporting portion 500 and following supporting portion 800 in the existing compressor housing 100, the said supporting portion of going up is used for fixing bent axle with following supporting portion, and the oil pump assembly is used for from the oil suction of oil sump (not shown).
Last supporting portion 500 also is used to support moving scroll, bears the axial force that moving scroll receives in the pressurized gas process, and anti-stop scroll 300 is separated with fixed scroll 200, causes gas leakage, compression failure.Welding is fixed between last supporting portion 500 and the casing 100, and as shown in Figure 2, the casing side is provided with through hole 101, and 500 sides, last supporting portion are provided with and through hole 101 corresponding counterbores 501.Like Fig. 3 and shown in Figure 4, be filled with scolder between the through hole 101 of existing compressor case and the counterbore 501 of last supporting portion, through welding solder joint 900 fixed connections that the back forms.Fig. 5 circumferentially is evenly distributed with through hole for the stereogram of existing compressor housing at housing.
Compressor housing of the prior art is connected through simple welding manner with last supporting portion and has strength deficiency, the solder joint risk of fracture easily.Particularly in the compressor operation; Continuous pressurized gas under the very high situation of rotating speed, and gas can make compressor vibrate in the process of being compressed, in addition; Vibration in the motor operation course; The vibration that assembly error causes etc. all is to be delivered on the casing 100 of compressor through last supporting portion 500, the connection between above supporting portion 500 and the casing 100 should need higher intensity, in case compressor join strength between supporting portion and the casing in long-term using process because in the vibrating fatigue influence; Cause displacement or fracture, make compressor failure.
The model utility content
In order to solve the problem that solder joint that vibration that existing compressor produces causes being fixedly connected between supporting portion and the casing comes off, ruptures in the long-time running process, the utility model provides a kind of compressor case.
The compressor case inside of the utility model has airtight holding space, and the side of casing is provided with the through hole that is connected with the compressor internals, and the hole wall of said through hole is provided with the stiffening rib that can bend.
The compressor case of the utility model offers through hole on sidewall, corresponding with the counterbore of offering on the last supporting portion in the casing, owing on the hole wall of through hole, be provided with stiffening rib; When assembling, the stiffening rib bending is pressed in the counterbore of supporting portion, stiffening rib can play the effect of supporting portion on the location in assembly process; Make the assembling accuracy of complete machine higher, the compressor operating after the assembling is steady, adopts stiffening rib to position simultaneously; Need not re-use other positioning meanss; Make the final assembly work simplification, saved positioning process and the localization tool in the assembling process, practiced thrift cost.Secondly, stiffening rib is filled with scolder after being pressed into counterbore in the space of counterbore and through hole, and the linkage structure that the welding back forms has the intensity height, adaptability is high; The characteristic that the anti-ability of shaking is good, simultaneously on the compressor between supporting portion and the casing except supporting by solder joint, stiffening rib has also played the effect of supporting; Make the ability of linkage structure opposing vibration of compressor stronger; Even if operation can not lost efficacy because of vibrating fatigue yet for a long time, is that compressor operating is more stable, efficient is higher.
The utility model also provides a kind of scroll compressor, comprising: casing and last supporting portion, the said support zone of going up and are fixedly connected with casing in casing; Said casing is provided with through hole; Said go up the supporting portion be provided with casing on the corresponding counterbore of through hole; The hole wall of the through hole on the said casing is provided with the stiffening rib that can bend, and said stiffening rib bends and extend in the counterbore of supporting portion to the interior direction.
The scroll compressor of the utility model, in assembly process, the through hole on the casing is corresponding with the counterbore of last supporting portion; The stiffening rib on the through hole is pressed in the counterbore of supporting portion, the stiffening rib support is gone up the supporting portion and is played the effect of location, makes final assembly more accurate again; Compressor operating after the assembling is more steady; Adopt stiffening rib to position simultaneously, need not re-use other positioning meanss, make the final assembly work simplification; Save positioning process and the localization tool in the assembling process, practiced thrift cost; Secondly, stiffening rib is filled with scolder after being pressed into counterbore in the space of counterbore and through hole, and the linkage structure that the welding back forms has the intensity height, adaptability is high; The characteristic that the anti-ability of shaking is good, simultaneously on the compressor between supporting portion and the casing except supporting by solder joint, stiffening rib has also played the effect of supporting; Make the ability of linkage structure opposing vibration of compressor stronger; Even if operation can not lost efficacy because of vibrating fatigue yet for a long time, is that compressor operating is more stable, efficient is higher.
Description of drawings
Fig. 1 is the preceding structure sectional view of existing compressor welding;
Fig. 2 is the enlarged view of A part among Fig. 1;
Fig. 3 is for having the structure sectional view after compressor welds now;
Fig. 4 is the enlarged view of B part among Fig. 3;
Fig. 5 is the stereogram of existing compressor case;
Fig. 6 is the preceding structure sectional view of compressor welding of the utility model;
Fig. 7 is the enlarged view of C part among Fig. 6;
Fig. 8 is the structure sectional view after the compressor of the utility model assembles;
Fig. 9 is the enlarged view of D part among Fig. 8;
Figure 10 is the stereogram of the utility model compressor case;
Figure 11 is the enlarged view of E part among Figure 10.
Wherein 100 for having the casings of compressor now, and 101 for having the through holes of compressor case now, and 100 ＇ are the compressor case of the utility model, and 101 ＇ are the through hole of the utility model compressor case; 102 is stiffening rib, and 200 is fixed scroll, and 300 are moving scroll, and 400 is the cross slip ring; 500 is last supporting portion, and 501 is the counterbore of last supporting portion, and 600 is bent axle, and 700 is motor; 800 are following supporting portion, 900 solder joints for existing compressor, and 900 ＇ are the solder joint of the utility model compressor.
Embodiment
Clearer for technical problem, technological scheme and beneficial effect that the utility model is solved, below in conjunction with accompanying drawing and embodiment, the utility model is done further explain.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Shown in Figure 10 and 11, the compressor case 100 ＇ sides of the utility model are provided with through hole 101 ＇ that are connected with the compressor internals, on the hole wall of through hole 101 ＇, are provided with bent stiffening rib 102.Casing can be through cuts sheet material, bending, welding, shaping, cutting, punching, operation such as shaping makes once more, and said sheet material can be steel plate.
The stiffening rib of the utility model can also can be cylindrical shape for rectangular shape.The joint of stiffening rib and casing has certain toughness, and stiffening rib can be bent to interior under the effect of external force.Through hole number on the casing is at least three, and circumferentially evenly distributes at casing, all is provided with stiffening rib in each through hole.It is understandable that said stiffening rib 102 not only can be arranged on the top of through hole 101 ＇, can also be arranged on the side on the hole wall of through hole 101 ＇, and said stiffening rib 102 can be one or several.
Like Fig. 6 and shown in Figure 7, the utility model also provides a kind of scroll compressor, and it comprises: casing 100 ＇ and last supporting portion 500, and last support zone is fixedly connected in casing and with casing; Said casing side is provided with through hole 101 ＇, said go up the supporting portion be provided with casing on the corresponding counterbore 501 of through hole; Via top on the said casing also is provided with bent stiffening rib 102, and said stiffening rib 102 extend in the counterbore 501 of supporting portion.
The counterbore 501 of last supporting portion has cylindrical cavity and the conical cavity that is interconnected, and said stiffening rib 102 bending backs and counterbore inwall contact and get into the height that length in the counterbore equals cylindrical cavity.
The scroll compressor of the utility model, its stiffening rib can be rectangular shape, also can be cylindrical shape, is preferably cylindrical shape, contacts tightr with counterbore.The number of through hole number on the casing and last supporting portion counterbore corresponds at least three, and circumferentially evenly distributes at casing, all is provided with stiffening rib in each through hole.
The scroll compressor of the utility model, said casing is connected through solder joint 900 ＇ with last supporting portion, and said solder joint 900 ＇ are formed between the counterbore 501 of through hole 101 ＇, stiffening rib 102 and last supporting portion of casing.Like Fig. 8 and shown in Figure 9; After in the counterbore that stiffening rib is pressed into the supporting portion, in through hole and counterbore, fill with scolder, scolder is filled in the space in through hole and the counterbore; Welding back forms solder joint 900 ＇, realized being fixedly connected between casing and the last supporting portion.
The compressor of the utility model also comprises fixed scroll 200 and moving scroll 300; Fixed scroll and moving scroll are provided with the wrap structure that cooperatively interacts; Fixed scroll is fixed; Moving scroll can be done the revolution translation around moving scroll, and the compression to gas is accomplished in the seal compression chamber of two wrap structures tangent formation variable volume in many places.
The compressor of the utility model also includes cross slip ring 400; Said cross slip ring upper and lower surfaces has orthogonal two pairs of keys; The cross slip ring is between moving scroll 300 and last supporting portion 500; The two pairs of keys of its upper surface cooperate with the keyway on the moving scroll, and the two pairs of keys of lower surface cooperate with the keyway on the last supporting portion, and the cross slip ring is used for anti-stop scroll rotation.
The compressor of the utility model also comprises bent axle 600, and said bent axle is an eccentric shaft, and it passes supporting portion 500 and moving scroll 300, is used to drive moving scroll around fixed scroll revolution translation pressurized gas.
The compressor of the utility model also comprises motor 700, and motor 700 links to each other with bent axle 600, is used for power to the rotation of bent axle being provided, and can be the synchronous brushless electric machine of direct current, alternating current asynchronous induction machine.
The compressor of the utility model also comprises supporting portion 800 down; Because bent axle 600 needs to cooperate motor 700 to drive moving scroll 300 rotations; So need have long length, be provided with bearing in supporting portion down so that bent axle 600 can be steadily transmitting torque efficiently; Need between last supporting portion 500 and the following supporting portion 800 to guarantee good concentricity and parallelism, so that bent axle is plumbness after assembling.
Below describe the assembling process of the utility model scroll compressor, supporting component is gone up in assembling earlier, and last supporting component comprises supporting portion 500, bent axle 600, cross slip ring 400, moving scroll 300 and fixed scroll 200; Concrete operation is for being ready to supporting portion 500 earlier; Bent axle 600 is packed into, and the keyway that cross slip ring 400 alignings are gone up on the supporting portion is packed into, and the key that the keyway on the moving scroll 300 is aimed on the cross slip ring 400 is packed into; Turning crankshaft then; As rotate smooth and easy, with fixed scroll 200 by with moving scroll 300 on the mode that cooperates of wrap molded lines position pack into, and utilize locating stud that fixed scroll is fixed.In the completion after the assembling of supporting component; Casing 100 ＇ are put on the Assembly line and fix; To go up supporting component again and pack in the casing, the counterbore 501 that needs in the assembling process to go up on the supporting portion 500 is aimed at through hole 101 ＇ on casing 100 ＇, utilizes the pressing machine 102 pressings of the stiffening rib on the casing through hole to be stretched in the counterbore 501 of supporting portion again; Control pressing stroke makes the stiffening rib location and contacts with the counterbore inwall.
In the completion after the assembling of supporting component and casing; The mode of motor 700 with hot pressing is pressed on the bent axle; The part that will assemble is again put into the subsequent processing of Assembly line, last supporting portion 500 and cylindrical shell 100 ＇ is welded fixing, in the space of through hole and counterbore, injects scolder; The welding of a plurality of through holes in side is once accomplished in the position of welding equipment aligning cylindrical shell side through hole, forms solder joint 900 ＇ after welding is accomplished.
After accomplishing above-mentioned assembling procedure, both will descend again after the remaining assembly assembling such as supporting portion 800 compressors such as grade the scroll compressor of the utility model.
The compressor of the utility model, in assembly process, the stiffening rib support is gone up the supporting portion and is played the effect of location; Make final assembly more accurate, the compressor operating after the assembling is more steady, adopts stiffening rib to position simultaneously; Need not re-use other positioning meanss; Make the final assembly work simplification, saved positioning process and the localization tool in the assembling process, practiced thrift cost; Secondly, stiffening rib is filled with scolder after being pressed into counterbore in the space of counterbore and through hole, and the linkage structure that the welding back forms has the intensity height, adaptability is high; The characteristic that the anti-ability of shaking is good, simultaneously on the compressor between supporting portion and the casing except supporting by solder joint, stiffening rib has also played the effect of supporting; Make the ability of linkage structure opposing vibration of compressor stronger; Even if operation can not lost efficacy because of vibrating fatigue yet for a long time, is that compressor operating is more stable, efficient is higher.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection domain of the utility model.
Claims (10)
1. compressor case, inside has airtight holding space, and the side of casing is provided with the through hole that is connected with the compressor internals, it is characterized in that: the hole wall of said through hole is provided with the stiffening rib that can bend.
2. compressor case according to claim 1 is characterized in that said stiffening rib is positioned at the top of said through hole.
3. compressor case according to claim 1 is characterized in that, said stiffening rib is rectangular shape or cylindrical body.
4. compressor case according to claim 1 is characterized in that the number of said through hole is at least three, and circumferentially evenly distributes along casing.
5. scroll compressor comprises: casing and last supporting portion, the said support zone of going up and are fixedly connected with casing in casing; Said casing is provided with through hole, said go up the supporting portion be provided with casing on the corresponding counterbore of through hole, it is characterized in that the hole wall of the through hole on the said casing is provided with bent stiffening rib, said stiffening rib extend in the counterbore of supporting portion.
6. scroll compressor according to claim 5 is characterized in that said stiffening rib is positioned at the top of said through hole.
7. scroll compressor according to claim 5 is characterized in that said counterbore has the cylindrical cavity of being interconnected and conical cavity, and said stiffening rib bending back and counterbore inwall contact and get into the height that length in the counterbore equals cylindrical cavity.
8. scroll compressor according to claim 5 is characterized in that, said stiffening rib is rectangular shape or cylindrical shape.
9. scroll compressor according to claim 5 is characterized in that the number of through hole is at least three on the said casing, and circumferentially evenly distributes along casing.
10. according to claim 5 or 6 described scroll compressors, it is characterized in that said casing is connected through phase of solder joint with last supporting portion, said solder joint is formed between the counterbore of through hole, stiffening rib and last supporting portion of casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220188605 CN202597107U (en) | 2012-04-28 | 2012-04-28 | Compressor casing and scroll compressor provided with compressor casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220188605 CN202597107U (en) | 2012-04-28 | 2012-04-28 | Compressor casing and scroll compressor provided with compressor casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202597107U true CN202597107U (en) | 2012-12-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220188605 Expired - Lifetime CN202597107U (en) | 2012-04-28 | 2012-04-28 | Compressor casing and scroll compressor provided with compressor casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202597107U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104959742A (en) * | 2015-07-13 | 2015-10-07 | 广东美芝制冷设备有限公司 | Assembly fixture of rotation type compressor and assembly method |
| CN106481560A (en) * | 2015-08-31 | 2017-03-08 | 珠海格力节能环保制冷技术研究中心有限公司 | Air-conditioner and its compressor |
-
2012
- 2012-04-28 CN CN 201220188605 patent/CN202597107U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104959742A (en) * | 2015-07-13 | 2015-10-07 | 广东美芝制冷设备有限公司 | Assembly fixture of rotation type compressor and assembly method |
| CN106481560A (en) * | 2015-08-31 | 2017-03-08 | 珠海格力节能环保制冷技术研究中心有限公司 | Air-conditioner and its compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170706 Address after: 432200 Hubei province Wuhan City Airport Industrial Park Huangpi District Lake Road No. 7 Patentee after: Wuhan Byd Automobile Company Limited Address before: BYD 518118 Shenzhen Road, Guangdong province Pingshan New District No. 3009 Patentee before: Biyadi Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121212 |